/Engine/Plugins/Online/OnlineSubsystem/Source/Public/Interfaces/OnlineTurnBasedInterface.h
Request a reload of the match's data. Once the callback has been called, use GetMatchData to get the data
virtual void ReloadMatchData ( [FDownloadMatchDataSignature](API\Plugins\OnlineSubsystem\Interfaces\FDownloadMatchDataSignature) DownloadCallback )